CN210779350U - Quick-plugging type low-intermodulation radio frequency coaxial connector - Google Patents
Quick-plugging type low-intermodulation radio frequency coaxial connector Download PDFInfo
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- CN210779350U CN210779350U CN201922220406.1U CN201922220406U CN210779350U CN 210779350 U CN210779350 U CN 210779350U CN 201922220406 U CN201922220406 U CN 201922220406U CN 210779350 U CN210779350 U CN 210779350U
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- socket
- outer conductor
- ring
- radio frequency
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Abstract
The utility model discloses a quick-plugging type low intermodulation radio frequency coaxial connector, which comprises a socket and a plug which is mutually plugged with the socket, wherein the plug comprises a plug outer conductor, a sealing ring, an elastic contact head, a disassembly ring, a compression spring, a plug insulator and a contact pin; the elastic contact head is sleeved in the annular groove, and the compression spring is arranged between the annular groove and the elastic contact head; the disassembling ring is sleeved on the outer ring of the elastic contact head; and a locking groove clamped with the elastic contact head is arranged on the inner wall of the outer conductor of the socket. The utility model discloses an under compression spring's effect, the barb of flexure strip colludes the locking slot in the outer conductor of tight socket, and the reverse elasticity of spring drives the plug outer conductor, makes the electrical reference surface of plug outer conductor compress tightly the electrical reference surface of socket to produce certain normal pressure, guarantee that the electrical reference surface of plug and socket combines closely, reduce Passive Intermodulation (PIM), satisfy the low intermodulation index requirement of product.
Description
Technical Field
The utility model relates to a radio frequency coaxial connector especially relates to a insert type low intermodulation radio frequency coaxial connector soon.
Background
Along with the development of the international communication industry and the requirement of a 5G network, the low intermodulation index of a radio frequency connector product is more and more emphasized to improve the anti-interference capability of signals, but from the passive intermodulation generation principle, the low intermodulation product requires that the connection end face is tightly jointed except for a plurality of factors such as materials, foreign matters and the like, so that the low intermodulation connector product is mostly installed in a thread mode at present to ensure that the joint end face has certain pressing force and is tightly jointed. However, the threaded connection mode of installation and disassembly seriously hinders the production efficiency, and each product needs to be screwed and connected and separated, which wastes a great deal of installation operation time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem among the prior art, provide a insert type low intermodulation radio frequency coaxial connector soon.
The technical scheme of the utility model is that: the utility model provides a low intermodulation radio frequency coaxial connector of type soon inserts, includes socket and the plug of pegging graft each other with this socket, its characterized in that: the plug comprises a plug outer conductor, a sealing ring, an elastic contact head, a disassembling ring, a compression spring, a plug insulator and a contact pin; the contact pin is arranged in the plug insulator, and the plug insulator is arranged in the plug outer conductor; the sealing ring is sleeved at the front end of the plug outer conductor; the rear end of the sealing ring is provided with an annular groove, the elastic contact head is sleeved in the annular groove, and the compression spring is arranged between the annular groove and the elastic contact head; the disassembling ring is sleeved on the outer ring of the elastic contact head; and a locking groove clamped with the elastic contact head is arranged on the inner wall of the outer conductor of the socket.
Preferably, the rear end part of the plug outer conductor is provided with an annular retaining ring, and the annular groove is positioned in front of the annular retaining ring.
Preferably, the elastic contact head comprises an annular body, a plurality of elastic pieces are arranged at the front end of the annular body at equal intervals, and a conical inclined plane is arranged on the outer wall of the annular body.
Preferably, the front end of the elastic sheet is provided with a barb clamped with the locking groove.
Preferably, a concave opening is formed behind the barb and connected with the conical inclined surface, and the disassembling ring is located behind the concave opening and used for adjusting the tightness of the elastic sheet.
Preferably, the inner wall of the front end of the disassembling ring is provided with an inner retainer ring, the inner retainer ring is positioned in the concave opening, and the tightness of the elastic sheet can be adjusted by moving the inner retainer ring to displace between the concave opening and the conical inclined surface.
Preferably, an annular sealing groove is formed in the front end of the plug outer conductor, and the sealing ring is tightly sleeved in the sealing groove.
Preferably, the compression spring is a coil spring and is sleeved at the outer end of the annular groove.
Preferably, the socket includes a socket outer conductor, a socket insulator disposed within the socket outer conductor, and a receptacle disposed within the socket insulator.
Preferably, the locking groove is provided on an inner wall of the front end of the outer conductor of the socket.
The utility model discloses a socket and plug can realize quick locking connected mode, the utility model discloses an under compression spring's effect, the barb of flexure strip colludes the locking slot in the outer conductor of tight socket, and the reverse elasticity of spring drives the plug outer conductor, makes the electric reference surface of plug outer conductor compress tightly the electric reference surface of socket to produce certain normal pressure, guarantee that the electric reference surface of plug and socket combines closely, reduce Passive Intermodulation (PIM), satisfy the low intermodulation index requirement of product.
The utility model has the advantages of simple structure, convenient to use connects rapidly, the good reliability to steady design and compact size provide very low PIM performance.
Drawings
FIG. 1 is a schematic structural view of the middle socket of the present invention
FIG. 2 is an exploded view of the socket of the present invention
Fig. 3 is a schematic structural diagram of the middle plug of the present invention
Fig. 4 is an exploded view of the plug of the present invention
FIG. 5 is a schematic view of the present invention
Detailed Description
In order to make the utility model realize that the technical means, technical characteristics, utility model purpose and technological effect are easily understood and known, combine specific figure below, further explain the utility model.
As shown in fig. 1 to 5, a fast-plugging low intermodulation radio frequency coaxial connector of the present invention comprises a socket 1 and a plug 2 plugged with the socket 1.
The socket 1 in this embodiment includes a socket outer conductor 11, a socket insulator 12 disposed in the socket outer conductor 11, and a receptacle 13 disposed in the socket insulator 12. A locking groove 111 for locking with the elastic contact 23 in the plug 2 is arranged on the inner wall of the front end of the outer conductor 11 of the socket.
The plug 2 in this embodiment includes a plug outer conductor 21, a seal ring 22, an elastic contact 23, a snap ring 24, a compression spring 25, a plug insulator 26, and a pin 27.
The contact pin 27 is arranged in the plug insulator 26, and the plug insulator 26 is arranged in the plug outer conductor 21; the sealing ring 22 is sleeved at the front end of the plug outer conductor 21; an annular groove 221 is provided at the rear end of the seal ring 22.
The elastic contact 23 is sleeved in the annular groove 221, and the compression spring 25 is arranged between the annular groove 221 and the elastic contact 23; the disassembling ring 24 is sleeved on the outer ring of the elastic contact head 23.
In this embodiment, the rear end portion of the plug outer conductor 21 is provided with an annular retaining ring 211, the annular retaining ring 211 can limit the displacement of the elastic contact 23 in the annular groove 221, the annular groove 221 is located in front of the annular retaining ring 211, and when the elastic contact 23 is sleeved on the outer ring of the annular groove 221, a certain gap is formed between the elastic contact and the annular groove 221.
Specifically, the elastic contact head 23 in this embodiment includes an annular body 231, a plurality of elastic pieces 232 are disposed at the front end of the annular body 231 at equal intervals, and a tapered inclined surface 235 is disposed on the outer wall of the annular body. A barb 233 clamped with the locking groove 111 is arranged at the front end of the elastic sheet 232. A concave opening 234 is arranged behind the barb 233 and is connected with a tapered inclined surface 235, and the disassembling ring 24 is arranged behind the concave opening 234 and is used for adjusting the tightness of the elastic sheet 232 so as to realize the state adjustment of the barb 233 and the locking groove 111, namely, the disassembling ring 24 is pushed backwards to realize the separation of the barb 233 and the locking groove 111.
In this embodiment, the inner wall of the front end of the disassembling ring 24 is provided with an inner retaining ring 241, the inner retaining ring 241 is located in the concave opening 234, and the tightness of the elastic piece 232 is adjusted by moving the displacement of the inner retaining ring 241 between the concave opening 234 and the tapered inclined surface 235, so as to separate the barb 233 from the locking groove 111.
In this embodiment, an annular sealing groove 212 is disposed at the front end of the plug outer conductor 21, and the sealing ring 22 is tightly sleeved in the sealing groove 212. When the plug is connected with the socket, the sealing ring 22 is tightly combined with the inner wall of the outer conductor 11 of the socket, so that the function of water and moisture prevention in the cavity is realized. The compression spring 25 in this embodiment is a coil spring, and is sleeved on the outer end of the annular groove 221.
The working principle of the utility model is as follows:
1. quick-insertion connection
When the connector plug 2 is connected with the socket 1 in a quick-plugging manner, the elastic contact head 23 of the handheld connector plug is pushed into the inner cavity of the socket (the elastic contact head 23 drives the compression spring 25 to push the plug outer conductor 21 to slide into the hole along the slope of the inner wall of the socket outer conductor 11), the elastic sheet 232 at the front end of the elastic contact head 23 also slides into the hole along the slope of the port of the socket outer conductor 11, meanwhile, the elastic sheet 232 at the front end of the elastic contact head 23 is tightened along the slope, along with the insertion of the elastic contact head 23, the plug outer conductor 21 is guided to be in the axial direction by the hole wall of the hole of the socket outer conductor 11, the front end of the contact pin.
When the electrical reference surface of the plug outer conductor 21 moves to be attached to the electrical reference surface of the socket, the plug outer conductor 21 stops moving, the spring is compressed along with the continuous insertion of the elastic contact 23 until the barb 233 at the front end of the elastic contact 23 slides into the groove 111 of the socket outer conductor, and the outer conductor is conducted to realize the connection between the plug and the socket.
At this time, under the action of the spring elasticity, the barb 233 hooks the socket outer conductor groove 111 tightly, the compression spring 25 drives the plug outer conductor 21 by reverse elasticity, so that the electrical reference surface of the plug outer conductor 21 compresses the socket electrical reference surface, and a certain positive pressure is generated, thereby ensuring that the plug and the socket electrical reference surfaces are tightly combined, reducing Passive Intermodulation (PIM), and meeting the requirement of low intermodulation index of the product.
2. Rapid separation
When the plug and the socket are needed to be separated, the disassembling ring 24 slides along the direction far away from the socket, the step position of the inner wall of the disassembling ring 24 slides along the conical inclined plane 235 of the outer wall of the elastic contact head to enable the elastic sheet 232 to be shrunk, the barb 233 of the elastic sheet is shrunk to be smaller than the inner diameter of the front end of the groove 111 of the outer conductor of the socket, under the elastic action of the compression spring 25, the barb of the elastic sheet retreats from the groove, the disassembling ring 24 drives the elastic contact head 23, the elastic contact head 23 drives the plug outer conductor 21, the inner hole of the outer conductor 21 of the socket is retreated (the contact pin is also.
The utility model discloses a socket and plug can realize quick locking connected mode, the utility model discloses an under compression spring's effect, the barb of flexure strip colludes the locking slot in the outer conductor of tight socket, and the reverse elasticity of spring drives the plug outer conductor, makes the electric reference surface of plug outer conductor compress tightly the electric reference surface of socket to produce certain normal pressure, guarantee that the electric reference surface of plug and socket combines closely, reduce Passive Intermodulation (PIM), satisfy the low intermodulation index requirement of product.
The utility model has the advantages of simple structure, convenient to use connects rapidly, the good reliability to steady design and compact size provide very low PIM performance.
In summary, the preferred embodiments of the present invention are only described, and the scope of the present invention is not limited thereto. All equivalent changes and modifications made according to the content of the claims of the present invention shall fall within the technical scope of the present invention.
Claims (10)
1. The utility model provides a low intermodulation radio frequency coaxial connector of type soon inserts, includes socket and the plug of pegging graft each other with this socket, its characterized in that: the plug comprises a plug outer conductor, a sealing ring, an elastic contact head, a disassembling ring, a compression spring, a plug insulator and a contact pin; the contact pin is arranged in the plug insulator, and the plug insulator is arranged in the plug outer conductor; the sealing ring is sleeved at the front end of the plug outer conductor; the rear end of the sealing ring is provided with an annular groove, the elastic contact head is sleeved in the annular groove, and the compression spring is arranged between the annular groove and the elastic contact head; the disassembling ring is sleeved on the outer ring of the elastic contact head; and a locking groove clamped with the elastic contact head is arranged on the inner wall of the outer conductor of the socket.
2. The fast-plug low intermodulation radio frequency coaxial connector of claim 1, wherein: the plug outer conductor is characterized in that an annular retainer ring is arranged at the rear end part of the plug outer conductor, and the annular groove is located in front of the annular retainer ring.
3. The fast-plug low intermodulation radio frequency coaxial connector of claim 1, wherein: the elastic contact head comprises an annular body, a plurality of elastic pieces are arranged at the front end of the annular body at equal intervals, and a conical inclined plane is arranged on the outer wall of the annular body.
4. The fast-plug low intermodulation radio frequency coaxial connector of claim 3, wherein: the front end of the elastic sheet is provided with a barb clamped with the locking groove.
5. The fast-plug low intermodulation radio frequency coaxial connector of claim 4, wherein: a concave opening is formed in the rear of the barb and connected with the conical inclined surface, and the disassembling ring is located behind the concave opening and used for adjusting the tightness of the elastic sheet.
6. The fast-plug low intermodulation radio frequency coaxial connector of claim 5, wherein: the inner wall of the front end of the disassembling ring is provided with an inner check ring, the inner check ring is positioned in the concave opening, and the tightness of the elastic sheet can be adjusted by moving the inner check ring at the displacement of the concave opening and the conical inclined plane.
7. The fast-plug low intermodulation radio frequency coaxial connector of claim 1, wherein: the front end of the plug outer conductor is provided with an annular sealing groove, and the sealing ring is tightly sleeved in the sealing groove.
8. The fast-plug low intermodulation radio frequency coaxial connector of claim 1, wherein: the compression spring is a spiral spring and is sleeved at the outer end of the annular groove.
9. The fast-plug low intermodulation radio frequency coaxial connector of claim 1, wherein: the socket comprises a socket outer conductor, a socket insulator arranged in the socket outer conductor and a jack arranged in the socket insulator.
10. The fast-plug low intermodulation radio frequency coaxial connector of claim 1, wherein: the locking groove is arranged on the inner wall of the front end of the outer conductor of the socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922220406.1U CN210779350U (en) | 2019-12-12 | 2019-12-12 | Quick-plugging type low-intermodulation radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922220406.1U CN210779350U (en) | 2019-12-12 | 2019-12-12 | Quick-plugging type low-intermodulation radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210779350U true CN210779350U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922220406.1U Active CN210779350U (en) | 2019-12-12 | 2019-12-12 | Quick-plugging type low-intermodulation radio frequency coaxial connector |
Country Status (1)
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|---|---|
| CN (1) | CN210779350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024174A (en) * | 2021-09-30 | 2022-02-08 | 长春捷翼汽车零部件有限公司 | Charging seat capable of being automatically locked, charging device and motor vehicle |
-
2019
- 2019-12-12 CN CN201922220406.1U patent/CN210779350U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024174A (en) * | 2021-09-30 | 2022-02-08 | 长春捷翼汽车零部件有限公司 | Charging seat capable of being automatically locked, charging device and motor vehicle |
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